/Engine/Source/Runtime/InteractiveToolsFramework/Public/InteractiveTool.h
Replace a PropertySet object on this Tool with another property set. If replaced, will broadcast OnPropertySetsModified
true if CurPropertySet is found and replaced
virtual bool ReplaceToolPropertySource ( [UInteractiveToolPropertySet](API\Runtime\InteractiveToolsFramework\UInteractiveToolPropertySet) * CurPropertySet, [UInteractiveToolPropertySet](API\Runtime\InteractiveToolsFramework\UInteractiveToolPropertySet) * ReplaceWith, bool bSetToEnabled )